Check in the pristine copy of ICU 4.6...

icu46/source/test/intltest/dtfmtrtts.h

+/********************************************************************
+ * COPYRIGHT: 
+ * Copyright (c) 1997-2006, International Business Machines Corporation and
+ * others. All Rights Reserved.
+ ********************************************************************/
+
+#ifndef _DATEFORMATROUNDTRIPTEST_
+#define _DATEFORMATROUNDTRIPTEST_
+ 
+#include "unicode/utypes.h"
+
+#if !UCONFIG_NO_FORMATTING
+
+#include "unicode/unistr.h"
+#include "unicode/datefmt.h"
+#include "unicode/smpdtfmt.h"
+#include "unicode/calendar.h"
+#include "intltest.h"
+
+/** 
+ * Performs round-trip tests for DateFormat
+ **/
+class DateFormatRoundTripTest : public IntlTest {    
+    
+    // IntlTest override
+    void runIndexedTest( int32_t index, UBool exec, const char* &name, char* par );
+
+public:
+    DateFormatRoundTripTest();
+    virtual ~DateFormatRoundTripTest();
+    
+    void TestDateFormatRoundTrip(void);
+    void TestCentury(void);
+    void test(const Locale& loc);
+    void test(DateFormat *fmt, const Locale &origLocale, UBool timeOnly = FALSE );
+    int32_t getField(UDate d, int32_t f);
+    UnicodeString& escape(const UnicodeString& src, UnicodeString& dst);
+    UDate generateDate(void); 
+    UDate generateDate(UDate minDate); 
+
+
+//============================================================
+// statics
+//============================================================
+
+/**
+ * Return a random uint32_t
+ **/
+static uint32_t randLong() {
+    // The portable IntlTest::random() function has sufficient
+    // resolution for a 16-bit value, but not for 32 bits.
+    return ((uint32_t) (IntlTest::random() * (1<<16))) |
+          (((uint32_t) (IntlTest::random() * (1<<16))) << 16);
+}
+
+/**
+ * Return a random double 0 <= x <= 1.0
+ **/
+static double randFraction()
+{
+    return (double)randLong() / (double)0xFFFFFFFF;
+}
+
+/**
+ * Return a random value from -range..+range (closed).
+ **/
+static double randDouble(double range)
+{
+    double a = randFraction();
+    //while(TPlatformUtilities::isInfinite(a) || TPlatformUtilities::isNaN(a))
+    //    a = randFraction();
+    return (2.0 * range * a) - range;
+}
+
+protected:
+    UBool failure(UErrorCode status, const char* msg);
+    UBool failure(UErrorCode status, const char* msg, const UnicodeString& str);
+
+    const UnicodeString& fullFormat(UDate d);
+
+private:
+
+    static int32_t SPARSENESS;
+    static int32_t TRIALS;
+    static int32_t DEPTH;
+
+    UBool optionv; // TRUE if @v option is given on command line
+    SimpleDateFormat *dateFormat;
+    UnicodeString fgStr;
+    Calendar *getFieldCal;
+};
+
+#endif /* #if !UCONFIG_NO_FORMATTING */
+ 
+#endif // _DATEFORMATROUNDTRIPTEST_
+//eof